#5789D4
Closest named color: Dark Sky Blue (#448EE4). oklch(62.9% 0.126 258.3), rgb(87, 137, 212).
Aa
Black text reads best on this color (5.93:1).
About this color
#5789D4 is a medium-light, moderately saturated blue. In OKLCH its lightness is 63%, its chroma 0.126 and its hue 258°. Its hue sits on the cool side of the wheel. The nearest named color is Dark Sky Blue (#448EE4), ΔE 0.028 away. Black text reads best on it, at 5.93:1.
| Hue family | Blues |
| Lightness | medium-light (63%) |
| Chroma | moderately saturated (0.126) |
| Temperature | cool |
| Nearest name | Dark Sky Blue (#448EE4) |
| Black text | 5.93:1 |
| White text | 3.53:1 |
Values
| HEX | #5789D4 |
| RGB | rgb(87, 137, 212) |
| HSL | hsl(216, 59%, 59%) |
| OKLCH | oklch(62.9% 0.126 258.3) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #5789D4 | 3.53:1 | AA large text | Lc -68.3 | Content text, not long reading |
| Black text on #5789D4 | 5.93:1 | AA | Lc 41.3 | Non-text elements, placeholder text |
| #5789D4 text on white | 3.53:1 | AA large text | Lc 62.8 | Content text, not long reading |
| #5789D4 text on black | 5.93:1 | AA | Lc -38.9 | Non-text elements, placeholder text |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 500.
-
Step 50
50
#F2F6FB
oklch(97.2% 0.008 253.9)
-
Step 100
100
#E3EAF6
oklch(93.5% 0.018 261.3)
-
Step 200
200
#CCDAF0
oklch(88.5% 0.034 259.4)
-
Step 300
300
#A9C2E9
oklch(80.9% 0.062 259.2)
-
Step 400
400
#7AA2DE
oklch(70.7% 0.099 258.3)
-
Step 500
500 (this color)
#5789D4
oklch(62.9% 0.126 258.3)
-
Step 600
600
#3D72C2
oklch(55.6% 0.137 258.5)
-
Step 700
700
#2F5FA8
oklch(49.1% 0.128 258.7)
-
Step 800
800
#284E88
oklch(42.7% 0.106 258.7)
-
Step 900
900
#25416D
oklch(37.6% 0.083 259.1)
-
Step 950
950
#162740
oklch(27.2% 0.052 257.9)
#5789D4 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #6A8FD7 | 0.028 |
| Deuteranopia (no green cones) | #5983D2 | 0.016 |
| Tritanopia (no blue cones) | #009AA4 | 0.109 |
| Achromatopsia (no color) | #888888 | 0.126 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #5789D4
#5789D4
oklch(62.9% 0.126 258.3)
- #B27E13
#B27E13
oklch(62.9% 0.126 78.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #5789D4, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Dark Sky Blue #448EE4 ΔE 0.028
- Soft Blue #6488EA ΔE 0.038
- Faded Blue #658CBB ΔE 0.043
- Chefchaouen Blue #4895EF ΔE 0.046
- Cool Blue #4984B8 ΔE 0.047
- Cornflower Blue #6495ED ΔE 0.049
- Water Blue #0E87CC ΔE 0.049
- Steel Blue #4682B4 ΔE 0.054
Use #5789D4 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.